Which of the following best describes the flavor effects of manganese in beverages?

Manganese is known to impart a distinct undesirable metallic taste to beverages when present at elevated levels. This metallic flavor can negatively impact the overall sensory experience of the drink, making it less enjoyable for consumers. In drinking water, high concentrations of manganese can also lead to staining of fixtures and laundry, further reinforcing the perception of its negative effects.

Manganese, while an essential trace element at low concentrations, can become problematic and result in off-flavors in beverages. Thus, the correct understanding of manganese's impact on flavor aligns with its reputation for causing an unpleasant taste rather than enhancing or having a neutral influence.